libs/url/include/boost/url/grammar/impl/not_empty_rule.hpp
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libs/url/include/boost/url/grammar/impl/not_empty_rule.hpp
| Line | Hits | Source Code |
|---|---|---|
| 1 | // | |
| 2 | // Copyright (c) 2016-2019 Vinnie Falco (vinnie dot falco at gmail dot com) | |
| 3 | // | |
| 4 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
| 5 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
| 6 | // | |
| 7 | // Official repository: https://github.com/boostorg/url | |
| 8 | // | |
| 9 | ||
| 10 | #ifndef BOOST_URL_GRAMMAR_IMPL_NOT_EMPTY_RULE_HPP | |
| 11 | #define BOOST_URL_GRAMMAR_IMPL_NOT_EMPTY_RULE_HPP | |
| 12 | ||
| 13 | #include <boost/url/grammar/error.hpp> | |
| 14 | #include <boost/url/grammar/parse.hpp> | |
| 15 | ||
| 16 | namespace boost { | |
| 17 | namespace urls { | |
| 18 | namespace grammar { | |
| 19 | ||
| 20 | namespace implementation_defined { | |
| 21 | template<class R> | |
| 22 | auto | |
| 23 | 8 | not_empty_rule_t<R>:: |
| 24 | parse( | |
| 25 | char const*& it, | |
| 26 | char const* end) const -> | |
| 27 | system::result<value_type> | |
| 28 | { | |
| 29 | 8 | if(it == end) |
| 30 | { | |
| 31 | // empty | |
| 32 | 1 | BOOST_URL_RETURN_EC( |
| 33 | error::mismatch); | |
| 34 | } | |
| 35 | 7 | auto const it0 = it; |
| 36 | 7 | auto rv = r_.parse(it, end); |
| 37 | 7 | if( !rv ) |
| 38 | { | |
| 39 | // error | |
| 40 | 3 | return rv; |
| 41 | } | |
| 42 | 4 | if(it == it0) |
| 43 | { | |
| 44 | // empty | |
| 45 | 1 | BOOST_URL_RETURN_EC( |
| 46 | error::mismatch); | |
| 47 | } | |
| 48 | // value | |
| 49 | 3 | return rv; |
| 50 | } | |
| 51 | } | |
| 52 | ||
| 53 | } // grammar | |
| 54 | } // urls | |
| 55 | } // boost | |
| 56 | ||
| 57 | #endif | |
| 58 |